This recipee could be a thing of the past. Nowdays it may be better to look for opportunities as lots of talent is going into the market. Do you still think of becoming a millionaire by hodling?
You could be a millionaire not just by holding but also you need some stable bitcoin income to further increase your chances of being a bitcoin millionaire.
If you are just holding a small amount of bitcoin it wont help you at all, you need to grow your bitcoin so that becoming a millionaire is not a dream away.
+1, just hodling is not enough, either you invest little by little increasing your coins or you move your coins smartly and put them in the best baskets out there. Plenty to choose from at the moment and some of them quite good.